Linksys Spa3102
Overview
Product sourcing insights & recommendations
The Linksys SPA3102 is a legacy VoIP Voice Gateway with Router that served as a critical bridge between traditional analog telephony (PSTN) and modern IP networks. While it remains highly functional for specialized "hop-on, hop-off" calling, it is officially considered End-of-Life (EOL) and has been largely superseded by newer hardware.
Product Overview
* Dual-Port Design: Features one FXS port (to connect an analog phone/fax) and one FXO port (to connect to a traditional landline/PSTN) OfficedepotVoipsupply.
* Integrated Router: Includes a built-in router with DHCP server capabilities and two 100BaseT Ethernet ports (WAN/LAN) VoipsupplyInphonex.
* PSTN Failover: A standout safety feature that automatically redirects calls to the traditional landline if power or internet connectivity is lost OfficedepotVoipsupply.
* Hop-on/Hop-off Functionality: Allows users to route local mobile or landline calls through their VoIP provider to save on long-distance and international charges HeadsetOfficedepot.
Market Trends & Insights
* Legacy Status: The SPA3102 is no longer manufactured or officially supported by Linksys/Cisco Linksys. Most units found today are refurbished or remaining "new-old-stock" (NOS).
* Secondary Market Availability: Despite its EOL status, it is still sourced in the B2B market, with prices ranging from $31 to $36 per unit for bulk orders AlibabaAlibaba.
* Shift to Alternatives: The market has transitioned to more modern Analog Telephone Adapters (ATAs). The Grandstream HT813 is the primary contemporary competitor, offering similar FXS/FXO hybrid functionality but with updated firmware and security AlibabaAlibaba.
* User Sentiment: Technical users still value the SPA3102 for its versatility in complex Asterisk or FreePBX setups, though modern users often complain about its complex configuration requirements compared to current "plug-and-play" solutions AsteriskVoipsupply.
Based on these trends, here are your next steps:
Linksys Spa3102 Voip Gateway
Products · 2 lists

Linksys SPA3102 / SPA 3102 SPA3102 Voice Gateway with Router VoIP Linksys Sipura SPA-3102 (SIP) Linksys SPA3102 (SIP)
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Linksys SPA3102 / SPA 3102 SPA3102 Voice Gateway with Router VoIP Linksys Sipura SPA-3102 (SIP) Linksys SPA3102 (SIP)
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Sources & References
23 sources cited · Verified industry data & reports
Linksys SPA3102 Voice Gateway with Router - Office Depot
www.officedepot.com
The SPA3102 features the ability to connect standard telephones and fax machines to IP based data networks with the additional benefit of an integrated connection for legacy telephone network hop on hop off applications. SPA3102 users will be able to leverage their broadband phone service more than ever by automatically routing local calls from mobile phones and land lines over to VoIP service providers and vice versa. The SPA3102 features the ability to connect standard telephones and fax machines to IP-based data networks with the additional benefit of an integrated connection for legacy telephone network "hop-on, hop-off" applications. If power is lost to the unit or Internet service is down, calls can be redirected to a traditional carrier via the FXO interface.A user calling from a mobile phone or land line will be able to reduce and even eliminate international and long distance telephone charges by first calling their SPA3102 via a local telephone number. In addition, when using the SPA3102 at the far end, VoIP calls placed to that location can be either answered or further processed and routed on as a local call to any legacy land line or mobile phone.The SPA3102 supports one RJ-11 POTS (Plain Old Telephone Service) FXS port to connect an existing analog phone or fax machine.
Product Spotlight: Linksys SPA3102 - VoIP Insider
www.voipsupply.com
Many of you may know that Linksys manufacturers a solid, well used and liked Analog Telephone Adapter (ATA) product line. The product line consists of the SPA2102, PAP2T, and SPA3102. On the digital side of things, you will notice that the SPA3102 has two Ethernet ports, a WAN or LAN or Ethernet/Internet ports. This device has built in router capabilities, which can interface both with your public internet service provider as well as your LAN. The device also has the capabilities to act as a DHCP server and “hand out” LAN addresses to your internal LAN equipment. The only downside is you will most likely need a LAN switch to extend, and service network equipment since the SPA3102 only has one LAN port. So what are the added benefits of this $64.99 device you may ask? Home users have been known to take advantage of the FXO port in a most cost-saving effective manner. Let’s describe a quick scenario first and where the gateway aspect of the SPA3102 comes into play.
PRODUCT DATA SPA3102 Voice Gateway with Router Model No.
www.intelek.cz
SPA3102 via a local telephone number. PSTN FXO port to connect to a Telco or PBX circuit. The SPA3102 includes 2 100BaseT intelligence programmed into the SPA3102 will route the call via the Internet to the far end destination. In addition, when using the SPA3102 at the far end, VoIP calls placed
Cisco Small Business Pro SPA2102, SPA3102, SPA8000, PAP2T, WRP400
downloads.linksys.com
Please consult with the service provider for specific service · parameters. Preface · ATA Administration Guide · x · Firmware · This guide describes the features that are available in the following firmware · releases. Document Conventions · The following are the typographic conventions used in this document. Product · Firmware Version · PAP2T · 5.1.6 · SPA2102 · 5.2.5 · SPA3102 · As shown in the following figure, the SPA3102 has one FXS port (voice line 1). Dial Plan—You can configure a dial plan for a specific line. See the “Configuring · Dial Plans,” on page 61 for further information. Upgrading, Rebooting, and Resyncing Your ATA Device Both HTTP and TFTP are supported for the upgrade operation. If no protocol is specified, TFTP is assumed.
Cisco Linksys SPA3102 Voice Gateway with Router
www.headset.com
Ironclad Security - Linksys understands that security for end users and service providers is a fundamental requirement for a solid, carrier-grade telephony service. The SPA3102 supports secure, standard encryption-based methods for communication, provisioning and servicing. ... There have no reviews in this product. Installed by the end user and remotely provisioned, configured and maintained by the service provider, each SPA3102 converts voice traffic into data packets for transmission over an IP network. Compact in design, the SPA3102 can be used in consumer and business VoIP service offerings including a full-featured IP Centrex environment. The SPA3102 uses international standards for voice and data networking for reliable voice and fax operation. Toll Quality Voice and Carrier-Grade Feature Support - The SPA3102 delivers clear, high-quality voice communication in diverse network conditions. Excellent voice quality in a demanding IP network is consistently achieved via our advanced implementation of standard voice coding algorithms. A user calling from a mobile phone or land line will be able to reduce and even eliminate international and long distance telephone charges by first calling their SPA3102 via a local telephone number. The advanced authentication and call routing intelligence programmed into the SPA3102 will route the call via the Internet to the far end destination.
Linksys SPA3102 Configuration and Review
www.callcentric.com
PRODUCTS · HOW IT WORKS · FEATURES · RATES · SUPPORT · CONTACT US · MAKE CALLS · RECEIVE CALLS · SMS · ALL SERVICES · Home > Support > Linksys SPA3102 · © 2026 Callcentric, Inc. How to configure .
